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@@ -8,6 +8,7 @@
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#include <linux/mempolicy.h>
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#include <linux/shm.h>
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#include <asm/tlbflush.h>
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+#include <asm/hugetlb.h>
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struct ctl_table;
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@@ -51,51 +52,6 @@ int pmd_huge(pmd_t pmd);
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void hugetlb_change_protection(struct vm_area_struct *vma,
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unsigned long address, unsigned long end, pgprot_t newprot);
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-#ifndef ARCH_HAS_HUGEPAGE_ONLY_RANGE
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-#define is_hugepage_only_range(mm, addr, len) 0
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-#endif
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-
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-#ifndef ARCH_HAS_HUGETLB_FREE_PGD_RANGE
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-#define hugetlb_free_pgd_range free_pgd_range
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-#else
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-void hugetlb_free_pgd_range(struct mmu_gather **tlb, unsigned long addr,
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- unsigned long end, unsigned long floor,
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- unsigned long ceiling);
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-#endif
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-
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-#ifndef ARCH_HAS_PREPARE_HUGEPAGE_RANGE
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-/*
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- * If the arch doesn't supply something else, assume that hugepage
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- * size aligned regions are ok without further preparation.
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- */
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-static inline int prepare_hugepage_range(unsigned long addr, unsigned long len)
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-{
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- if (len & ~HPAGE_MASK)
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- return -EINVAL;
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- if (addr & ~HPAGE_MASK)
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- return -EINVAL;
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- return 0;
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-}
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-#else
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-int prepare_hugepage_range(unsigned long addr, unsigned long len);
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-#endif
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-
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-#ifndef ARCH_HAS_SETCLEAR_HUGE_PTE
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-#define set_huge_pte_at(mm, addr, ptep, pte) set_pte_at(mm, addr, ptep, pte)
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-#define huge_ptep_get_and_clear(mm, addr, ptep) ptep_get_and_clear(mm, addr, ptep)
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-#else
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-void set_huge_pte_at(struct mm_struct *mm, unsigned long addr,
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- pte_t *ptep, pte_t pte);
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-pte_t huge_ptep_get_and_clear(struct mm_struct *mm, unsigned long addr,
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- pte_t *ptep);
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-#endif
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-
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-#ifndef ARCH_HAS_HUGETLB_PREFAULT_HOOK
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-#define hugetlb_prefault_arch_hook(mm) do { } while (0)
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-#else
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-void hugetlb_prefault_arch_hook(struct mm_struct *mm);
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-#endif
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-
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#else /* !CONFIG_HUGETLB_PAGE */
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static inline int is_vm_hugetlb_page(struct vm_area_struct *vma)
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